Finding the Fourth Proportional to 21,454.88, 32,184.54 and 5,872.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,454.88 : 32,184.54 = 5,872.50 : x
2. Step 2: Convert to fraction form
   21,454.88/32,184.54 = 5,872.50/x
3. Step 3: Cross multiply
   21,454.88x = 32,184.54 × 5,872.50
4. Step 4: Simplify right side
   21,454.88x = 189,003,711.15
5. Step 5: Solve for x
   x = 189,003,711.15/21,454.88
6. Step 6: Final answer
   x = 8,809.36